| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.mesos.state; |
| |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Implementation of State that uses ZooKeeper to store |
| * variables/values. Note that this means the values associated with |
| * variables cannot be more than 1 MB (actually slightly less since |
| * we store some bookkeeping information). |
| */ |
| public class ZooKeeperState extends AbstractState { |
| /** |
| * Constructs a new instance of ZooKeeperState. |
| * |
| * @param servers List of ZooKeeper servers, e.g., 'ip1:port1,ip2:port2'. |
| * @param timeout ZooKeeper session timeout. |
| * @param unit Unit for session timeout. |
| * @param znode Path to znode where "state" should be rooted. |
| */ |
| public ZooKeeperState(String servers, |
| long timeout, |
| TimeUnit unit, |
| String znode) { |
| initialize(servers, timeout, unit, znode); |
| } |
| |
| /** |
| * Constructs a new instance of ZooKeeperState. |
| * |
| * @param servers List of ZooKeeper servers (e.g., 'ip1:port1,ip2:port2'). |
| * @param timeout ZooKeeper session timeout. |
| * @param unit Unit for session timeout. |
| * @param znode Path to znode where "state" should be rooted. |
| * @param scheme Authentication scheme (e.g., "digest"). |
| * @param credentials Authentication credentials (e.g., "user:pass"). |
| */ |
| public ZooKeeperState(String servers, |
| long timeout, |
| TimeUnit unit, |
| String znode, |
| String scheme, |
| byte[] credentials) { |
| initialize(servers, timeout, unit, znode, scheme, credentials); |
| } |
| |
| protected native void initialize(String servers, |
| long timeout, |
| TimeUnit unit, |
| String znode); |
| |
| protected native void initialize(String servers, |
| long timeout, |
| TimeUnit unit, |
| String znode, |
| String scheme, |
| byte[] credentials); |
| } |